2525205005505 has 64 divisors (see below), whose sum is σ = 5525234910720. Its totient is φ = 1065581008128.

The previous prime is 2525205005489. The next prime is 2525205005569. The reversal of 2525205005505 is 5055005025252.

2525205005505 is a `hidden beast` number, since 2 + 5 + 2 + 52 + 0 + 50 + 0 + 550 + 5 = 666.

It is not a de Polignac number, because 2525205005505 - 2⁴ = 2525205005489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2525205005505.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 102763662 + ... + 102788231.

It is an arithmetic number, because the mean of its divisors is an integer number (86331795480).

Almost surely, 2^{2525205005505} is an apocalyptic number.

It is an amenable number.

2525205005505 is an abundant number, since it is smaller than the sum of its proper divisors (3000029905215).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2525205005505 is a wasteful number, since it uses less digits than its factorization.

2525205005505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205551927 (or 205551921 counting only the distinct ones).

The product of its (nonzero) digits is 125000, while the sum is 36.

The spelling of 2525205005505 in words is "two trillion, five hundred twenty-five billion, two hundred five million, five thousand, five hundred five".